<template>
  <div class="icon-selector-warp-row">
    <el-scrollbar ref="selectorScrollbarRef">
      <el-row :gutter="10" v-if="props.list.length > 0">
        <el-col
          :xs="6"
          :sm="4"
          :md="4"
          :lg="4"
          :xl="4"
          v-for="(v, k) in list"
          :key="k"
          @click="onColClick(v)"
        >
          <div class="icon-selector-warp-item" :class="{ 'icon-selector-active': prefix === v }">
            <SvgIcon :name="v" />
          </div>
        </el-col>
      </el-row>
      <el-empty :image-size="100" v-if="list.length <= 0" :description="empty"></el-empty>
    </el-scrollbar>
  </div>
</template>

<script setup lang="ts" name="iconSelectorList">
  // 定义父组件传过来的值
  const props = defineProps({
    // 图标列表数据
    list: {
      type: Array,
      default: () => [],
    },
    // 自定义空状态描述文字
    empty: {
      type: String,
      default: () => '无相关图标',
    },
    // 高亮当前选中图标
    prefix: {
      type: String,
      default: () => '',
    },
  });

  // 定义子组件向父组件传值/事件
  const emit = defineEmits(['get-icon']);

  // 当前 icon 图标点击时
  const onColClick = (v: unknown | string) => {
    emit('get-icon', v);
  };
</script>

<style scoped lang="scss">
  .icon-selector-warp-row {
    height: 230px;
    overflow: hidden;
    .el-row {
      padding: 15px;
    }
    .el-scrollbar__bar.is-horizontal {
      display: none;
    }
    .icon-selector-warp-item {
      display: flex;
      justify-content: center;
      align-items: center;
      border: 1px solid var(--el-border-color);
      border-radius: 5px;
      margin-bottom: 10px;
      height: 30px;
      i {
        font-size: 20px;
        color: var(--el-text-color-regular);
      }
      &:hover {
        cursor: pointer;
        background-color: var(--el-color-primary-light-9);
        border: 1px solid var(--el-color-primary-light-5);
        i {
          color: var(--el-color-primary);
        }
      }
    }
    .icon-selector-active {
      background-color: var(--el-color-primary-light-9);
      border: 1px solid var(--el-color-primary-light-5);
      i {
        color: var(--el-color-primary);
      }
    }
  }
</style>
